Home / 8,245,871.28-11,380,668.22-4,575,966.62

Finding the Fourth Proportional to 8,245,871.28, 11,380,668.22 and 4,575,966.62

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Solution

The fourth proportional to 8,245,871.28, 11,380,668.22 and 4,575,966.62 is: 6,315,591.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,871.28 : 11,380,668.22 = 4,575,966.62 : x
  2. Step 2: Convert to fraction form
    8,245,871.28/11,380,668.22 = 4,575,966.62/x
  3. Step 3: Cross multiply
    8,245,871.28x = 11,380,668.22 × 4,575,966.62
  4. Step 4: Simplify right side
    8,245,871.28x = 52,077,557,819,671.55
  5. Step 5: Solve for x
    x = 52,077,557,819,671.55/8,245,871.28
  6. Step 6: Final answer
    x = 6,315,591.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.